Home / 4,180.86-5,769.30-2,388.36

Finding the Fourth Proportional to 4,180.86, 5,769.30 and 2,388.36

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Solution

The fourth proportional to 4,180.86, 5,769.30 and 2,388.36 is: 3,295.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.86 : 5,769.30 = 2,388.36 : x
  2. Step 2: Convert to fraction form
    4,180.86/5,769.30 = 2,388.36/x
  3. Step 3: Cross multiply
    4,180.86x = 5,769.30 × 2,388.36
  4. Step 4: Simplify right side
    4,180.86x = 13,779,165.35
  5. Step 5: Solve for x
    x = 13,779,165.35/4,180.86
  6. Step 6: Final answer
    x = 3,295.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.